CN217560930U - Electric push rod fatigue test device - Google Patents
Electric push rod fatigue test device Download PDFInfo
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- CN217560930U CN217560930U CN202220888761.5U CN202220888761U CN217560930U CN 217560930 U CN217560930 U CN 217560930U CN 202220888761 U CN202220888761 U CN 202220888761U CN 217560930 U CN217560930 U CN 217560930U
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- electric putter
- push rod
- electric push
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Abstract
The utility model belongs to the technical field of electric putter tests, concretely relates to electric putter fatigue test device, including frame, arrangement electric putter's mounting panel, the load dish of undertaking the load, load dish and frame about sliding fit, the frame top be equipped with hoist mechanism, hoist mechanism passes through steel wire stay cord tractive load dish, is equipped with the balancing weight on the load dish, the mounting panel setting in frame bottom and/or upper portion, electric putter end is fixed on the mounting panel, the electric putter output is connected the load dish and is tested in order to push away/draw the load dish, realizes the quick test of electric putter functioning speed, stroke and tired degree, and efficiency of software testing is high, laborsaving.
Description
Technical Field
The utility model belongs to the technical field of electric putter test, concretely relates to electric putter fatigue test device.
Background
CN210071312U, name "a push rod motor life test device", including workstation (1), unable adjustment base (2), lever mechanism (3), drive mechanism (4) and balancing weight (5), the fixed surface of workstation (1) is installed unable adjustment base (2), with unable adjustment base (2) with the bottom fixed connection of push rod motor (6), electric putter (61) of push rod motor (6) and the one end fixed connection of lever mechanism (3), the one end of the other end of lever mechanism (3) and drive mechanism (4) is connected, the other end and balancing weight (5) fixed connection of drive mechanism (4). The disadvantages are that: the use is tedious, comparatively hard, convenient not enough, and the compatibility is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to above-mentioned defect, provide electric putter fatigue test device, realize the quick test of electric putter mounting dimension, functioning speed, stroke, electric current and tiredness, efficiency of software testing is high, laborsaving, easy operation are convenient.
The utility model provides a technical scheme that its technical problem adopted as follows:
the electric push rod fatigue testing device comprises a rack, a mounting plate for arranging the electric push rod and a load disc for bearing load, wherein the load disc is in sliding fit with the rack, a hoisting mechanism is arranged at the top of the rack and pulls the load disc through a steel wire pull rope, a balancing weight is arranged on the load disc, the mounting plate is arranged at the bottom and/or the upper part of the rack, the tail end of the electric push rod is fixed on the mounting plate, and the output end of the electric push rod is connected with the load disc to push/pull the load disc for testing.
Furthermore, a displacement sensor for measuring the up-and-down displacement of the load disk is arranged on the machine frame.
Furthermore, a limit element for limiting the up and down stroke of the load disk is arranged on the frame.
Furthermore, the mounting plate is arranged at the bottom of the frame and is positioned right below the load disk.
Furthermore, the mounting plate is arranged on the upper portion of the frame and is located right above the load tray.
Furthermore, the speed of the winding mechanism for winding and unwinding the steel wire pull rope is less than the running speed of the electric push rod.
Furthermore, the steel wire pull rope is connected to the middle part of the load plate.
Furthermore, the electric push rod fatigue testing device further comprises a control system and a display screen, and the electric push rod, the hoisting mechanism and the display screen are connected with the control system.
Furthermore, an extension rod is arranged on the load disc and connected with the output end of the electric push rod.
Furthermore, the extension rod comprises two connecting rods, one ends of the two connecting rods are connected through a connecting block, the other ends of the two connecting rods are connected with the load disc, and the output end of the electric push rod is connected with the middle of the connecting block.
The beneficial effects of the utility model are that: by adopting the scheme, the method has the advantages that,
1. the use is convenient and fast, the labor is saved, and the testing efficiency is high;
2. the device has high safety, and the probability of injury of detection personnel can be reduced;
3. can convenient test electric putter's fatigue, functioning speed, operating current, stroke, installation size etc
4. The applicability and compatibility are strong, and the test requirements of electric push rods of different specifications and different types are met.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram illustrating a mounting plate and a load tray according to another embodiment of the present invention.
Fig. 3 is a schematic diagram illustrating a relationship between a mounting plate and a load tray according to an embodiment of the present invention.
Wherein: the device comprises a frame 1, a guide column 11, a display screen 12, a mounting plate 2, a load disc 3, a guide sleeve 31, a winch 4, a steel wire pull rope 5, a displacement sensor 6, a connecting rod 7, a connecting block 71, an upper limit element 8 and a lower limit element 81.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1: referring to fig. 1 and 3, the fatigue testing device for the electric push rod comprises a frame 1, a mounting plate 2 for placing the electric push rod, a load disc 3, a plurality of vertical guide posts 11 arranged on the frame 1, guide sleeves 31 arranged on the load disc 3, the guide sleeves 31 and the guide posts 11 are in sliding fit, the guide posts 11 and the guide sleeves 31 keep the direction and the stability for the up-and-down movement of the load disc 3, the load disc 3 can stably run up and down, the mounting plate 2 fixes the bottom of the frame 1, the mounting plate 2 is arranged under the load disc 3, a mounting seat for fixing the electric push rod is arranged at the center of the mounting plate 2, the electric push rod is detachably mounted on the mounting seat through bolts, a winch 4 is arranged at the top of the frame 1, the winch 4 is connected with the load disc 3 through a steel wire pull rope 5, the steel wire pull rope 5 is connected with the middle of the load disc 3 through a fixed pulley, a connecting pin is arranged at the center of the mounting plate 2, the front end of the output end of the electric push rod is connected to the connecting pin, the electric push rod is in a vertical state, a load disc 3 is provided with a counterweight block, the corresponding counterweight block according to the power of the electric push rod, the counterweight, the rated power of the electric push rod is reduced and the electric push rod, and the rated load disc 3, and the rated load disc is increased.
The working principle is as follows: load dish 3 places the lower, place the balancing weight, afterwards, promote load dish 3 to the take the altitude through hoist engine 4, installation electric putter, accomplish hoist engine 4 and put down load dish 3, make the electric putter of being surveyed stop initial condition, start electric putter, electric putter pushes up in the drive stroke of design and moves load dish 3 and rises, descend, carry out fatigue test to electric putter, load dish 3 places the low department, be convenient for place the operation of balancing weight, hoist engine 4 promotes, compare artifical more laborsaving, the efficiency of test is higher.
Specifically, be equipped with control system (not shown in the figure) on frame 1, control system can adopt PLC programming controller or MCU, to hoist engine 4, electric putter controls, realize the automated test after electric putter installs, and, the integrated counter in the control system, make statistics of electric putter's cycle number of times, or, can set up the infrared count sensor who gathers electric putter or load dish number of times of going up and down in frame 1, feed back control system data through infrared count sensor, control system detects out electric putter's fatigue degree, and is automatic, intelligent degree is high, be equipped with display screen 12 on frame 1, display screen 12 connects control system, control system can set up in the display screen, the data such as the operating speed of electric putter that record, operating time, cycle number of times can be timely demonstration, realize the intellectuality of this device, improve the result of use.
Specifically, a displacement sensor 6 is arranged on the rack 1, as a preferred embodiment, the displacement sensor 6 is a grating ruler, the displacement sensor 6 is connected with the control mechanism, the displacement sensor 6 feeds back the actual displacement and the distance of the output end of the electric push rod to the control mechanism by detecting the position of the load disc 3, and according to the actual displacement and the distance of the output end of the electric push rod, the actual running speed of the electric push rod can be obtained by operation through a timer and a circuit sampling circuit integrated in the control system, so that the running speed, the running distance (the driving stroke of the electric push rod) and the running current of the electric push rod can be tested, test data can be timely displayed on a display screen, design parameters of the electric push rod can be detected and verified, the actual installation size can be obtained after the actual stroke is tested, and the actual installation size can be timely displayed on the display screen, the test effect is good, and the efficiency is high.
The middle part department of load dish 3 is equipped with the lifting hook of being connected with the steel wire stay cord, and the left and right sides of load dish 3 is equipped with vertical dead lever, and the balancing weight adopts the barbell piece, and the barbell piece cover is established in dead lever department, and the fixed rod plays the fixed action to the barbell piece, can keep the focus of load dish 3 stable, makes and improves the measuring accuracy, and two dead levers are about the central bilateral symmetry of load dish 3.
The upper limit element 8 and the lower limit element 81 are arranged on the rack 1, the upper limit element 8 and the lower limit element 81 can adopt micro switches, infrared sensors and the like, after the upper limit element 8 and the lower limit element 81 are triggered in the vertical motion of the load disk 3, the control mechanism controls the electric push rod to rotate reversely, the situation that the electric push rod exceeds the testing range of the device is avoided, the situation that the electric push rod is damaged due to overrun is avoided, the upper limit element 8 and the lower limit element 81 improve the safety of the device, the upper limit element 8 and the lower limit element 81 can be detachably connected with the rack 1 through screws, the limit position can be adjusted according to the electric push rod, the device is suitable for the actual requirements and the safety requirements of different electric push rods in testing, the applicability is strong, the mounting and debugging are convenient, the testing requirements of electric push rods with different specifications and types such as direct pushing, horizontal pushing, headrest and the like are met, and the compatibility is good.
Example 2: the difference between this embodiment and embodiment 1 is that, in this embodiment, referring to fig. 2, the mounting plate 2 is disposed on the upper portion of the frame 1, the end of the electric push rod is fixed on the mounting seat disposed at the center of the bottom end face of the mounting plate 2, the mounting plate 2 is located right above the load disk 3, the center line of the load disk 3 coincides with the center line of the mounting plate 2, and the electric push rod vertically pulls the load disk 3 to move up and down.
Specifically speaking, the center of the load disk 3 is provided with an extension rod, the extension rod comprises two connecting rods 7, the upper ends of the two connecting rods 7 are connected through a connecting block 71, the bottom ends of the two connecting rods 6 are connected with the center of the load disk 3, the output end of the electric push rod is connected with the middle of the connecting block 71, the extension rod can amplify the stroke range of the electric push rod according to a certain proportional relation, the electric push rod with a smaller stroke can be conveniently tested, the testing precision is improved, the two connecting rods 7 are bilaterally symmetrical about the output end of the electric push rod, the energy loss of the electric push rod is reduced, and the testing precision is improved.
Further, the connecting block 71 is connected with the connecting rod 7 through a connecting screw, a connecting hole is formed in the center of the connecting block 71, the connecting hole can be sleeved outside the output end of the electric push rod and connected through a pin, the testing stroke can be reduced according to a certain proportional relation through the structure, the electric push rod is adaptive to the electric push rod with a large design stroke, and therefore the applicability of the device is further improved.
Example 3: the difference between the embodiment and the embodiment 1 is that in this embodiment, the rack 1 is provided with two sets of testing mechanisms, each set of testing mechanism includes a load disk 3, a mounting plate 2, and a winch 4, the two sets of testing mechanisms are arranged on the front side and the rear side of the rack 1, the mounting plate 2 of the front side testing mechanism is arranged at the bottom of the rack 1, the load disk 3 is located on the upper side of the mounting plate 2, the mounting plate 2 of the rear side testing mechanism is arranged on the upper portion of the rack 1, the load disk 3 is located on the lower side of the mounting plate 2, and the two structures are arranged on the rack together, so that two electric pushrods can be tested simultaneously, and the usability is good.
Example 4: the difference between this embodiment and embodiment 1 lies in, in this embodiment, hoist 4, electric putter's operation is controlled by control structure, when electric putter pushes up and moves load dish 3 and rise, hoist 4 rolling steel wire stay cord, when electric putter pulling load dish 3 undercarriage, hoist 4 release steel wire stay cord, in electric putter test, hoist 4's functioning speed is less than electric putter's functioning speed, not atress on the steel wire stay cord, avoid producing the influence to the test precision, and when electric putter stopped operating because of tired, the steel wire stay cord is taut, the steel wire stay cord has the pulling force to load dish 3, avoid the impact that load dish 3 dropped, protect this device and detect people's eye, improve the security of this device.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the techniques of the present invention are substantially any simple modification and equivalent changes to the above embodiments, all falling within the protection scope of the present invention.
Claims (10)
1. Electric putter fatigue test device, its characterized in that: the test device comprises a rack, a mounting plate for arranging an electric push rod and a load disc for bearing load, wherein the load disc is in vertical sliding fit with the rack, a hoisting mechanism is arranged at the top of the rack and pulls the load disc through a steel wire pull rope, a balancing weight is arranged on the load disc, the mounting plate is arranged at the bottom and/or the upper part of the rack, the tail end of the electric push rod is fixed on the mounting plate, and the output end of the electric push rod is connected with the load disc to push/pull the load disc for testing.
2. The electric putter fatigue test device according to claim 1, wherein: and the frame is provided with a displacement sensor for measuring the up-down displacement of the load disk.
3. The electric putter fatigue test device of claim 1, wherein: and the frame is provided with a limiting element for limiting the up and down stroke of the load disk.
4. The electric putter fatigue test device of claim 1, wherein: the mounting plate is arranged at the bottom of the frame and is positioned right below the load disk.
5. The electric putter fatigue test device of claim 1, wherein: the mounting plate is arranged on the upper portion of the rack and is located right above the load disc.
6. The electric putter fatigue test device of claim 1, wherein: the speed of the hoisting mechanism for reeling and unreeling the steel wire pull rope is less than the running speed of the electric push rod.
7. The electric putter fatigue test device according to claim 1, wherein: the steel wire pull rope is connected to the middle part of the load disc.
8. The electric putter fatigue test device of claim 1, wherein: the electric push rod fatigue testing device further comprises a control system and a display screen, and the electric push rod, the hoisting mechanism and the display screen are connected with the control system.
9. The electric putter fatigue test device of claim 1, wherein: the load disc is provided with an extension rod which is connected with the output end of the electric push rod.
10. The electric putter fatigue testing device of claim 9, wherein: the extension rod comprises two connecting rods, one ends of the two connecting rods are connected through a connecting block, the other ends of the two connecting rods are connected with a load disc, and the output end of the electric push rod is connected with the middle of the connecting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220888761.5U CN217560930U (en) | 2022-04-14 | 2022-04-14 | Electric push rod fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220888761.5U CN217560930U (en) | 2022-04-14 | 2022-04-14 | Electric push rod fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217560930U true CN217560930U (en) | 2022-10-11 |
Family
ID=83472043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220888761.5U Active CN217560930U (en) | 2022-04-14 | 2022-04-14 | Electric push rod fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217560930U (en) |
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2022
- 2022-04-14 CN CN202220888761.5U patent/CN217560930U/en active Active
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